Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/04/2024, 04:52

General

  • Target

    f05a549e5e6a41d35c4dbd0acdacc583_JaffaCakes118.dll

  • Size

    188KB

  • MD5

    f05a549e5e6a41d35c4dbd0acdacc583

  • SHA1

    80fe876938db2d72f7944be8b398bd4a459a3f97

  • SHA256

    b02ceb9f99c7c025b6398c1fc3969c06ce34bd6f958f5f27869b4c9866d6fc41

  • SHA512

    d611fd92ae00f18d4de326e689390f377e436e06d20e9564f84b52e63bc9e555d0d0fdead88fe2b28415d7918e4354ef7ed387d8228e921c26a95717d34ec3de

  • SSDEEP

    3072:gA8JmK7ATVfQeVqNFZa/9KzMXJ6jTFDlAwqWut5KZMzfeAAAoGo:gzIqATVfQeV2FZalKq6jtGJWuTmd

Malware Config

Extracted

Family

dridex

Botnet

22201

C2

103.82.248.59:443

54.39.98.141:6602

103.109.247.8:10443

rc4.plain
rc4.plain

Signatures

  • Dridex

    Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.

  • Dridex Loader 1 IoCs

    Detects Dridex both x86 and x64 loader in memory.

  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\f05a549e5e6a41d35c4dbd0acdacc583_JaffaCakes118.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2124
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\f05a549e5e6a41d35c4dbd0acdacc583_JaffaCakes118.dll,#1
      2⤵
        PID:2476
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2476 -s 692
          3⤵
          • Program crash
          PID:1312
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 2476 -ip 2476
      1⤵
        PID:4492

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • memory/2476-0-0x00000000753C0000-0x00000000753F0000-memory.dmp

        Filesize

        192KB

      • memory/2476-1-0x0000000002410000-0x0000000002416000-memory.dmp

        Filesize

        24KB